Hi Charly, why not use Void and return null what behaves like using void as the return type.
Cheers Chris Am 24.01.2012 08:01, schrieb Charles Oliver Nutter: > I discovered a possible gap in the MethodHandles API. > > Say I want to create an exception handler that does nothing but > ignore the exception. The target handle is a method that looks > like this: > > void foo(String) > > I have my "target" handle pointing at foo. > > I want to catch all Throwable and ignore them, so I would build > up a method handle chain that does the following (top-down) > > 1. receives arguments (Throwable, String) and returns void 2. > drops both arguments 3. ??? > > There's no endpoint I can attach it to for a "no-op" void > return. > > "constant" doesn't work because it returns a value, and > explicitly forbids void return type. > > "identity" doesn't work because it returns a value and receives > one argument. > > What I need here is something like MethodHandles.constant, but > that takes no arguments and has a void return. > MethodHandles.nop anyone? > > I could filterReturn, but I still would have to attach it to > an external method...there's no way to create a filter that > returns void entirely with method handles. > > Am I missing something? > > - Charlie _______________________________________________ > mlvm-dev mailing list mlvm-dev@openjdk.java.net > http://mail.openjdk.java.net/mailman/listinfo/mlvm-dev -- ############################## # A Digital's Life # ############################## Nickname: Noctarius Location: Germany Meet me at: Ohloh: http://www.ohloh.net/accounts/noctarius Web: http://www.noctarius.com XMPP/Jabber: noctar...@jabber.ccc.de _______________________________________________ mlvm-dev mailing list mlvm-dev@openjdk.java.net http://mail.openjdk.java.net/mailman/listinfo/mlvm-dev
